package Demo5.DAO;

import org.springframework.stereotype.Repository;

@Repository
public class UserDAOImpl implements  IUserDAO{
    public  boolean findUser(){
        System.out.println("UserDAO :根据用户名，密码查找用户信息");
        double r=Math.random();
        if(r>0.5){
            System.out.println("UserDAO:找到该用户");
            return  true;
        }else {
            System.out.println("UserDAO:没找到该用户");
            return false;
        }
    }

}
